O'Donojú, Juan

O'Donojú, Juan hwän ōᵺōnōho͞o´ [key], d. 1821, Spanish colonial administrator. He distinguished himself in the army and became captain general of Andalusia. Sent out (1821) as captain general and acting viceroy of New Spain, he found all Mexico, except a few towns, in the control of the revolutionists under Iturbide . He signed the Treaty of Córdoba, conceding most of the revolutionary demands, and became a member of the board of regents in Mexico. He died before the treaty was disavowed by Spain.